From 3722e4c267257b88e268636839d63fcef6ad8d9e Mon Sep 17 00:00:00 2001
From: Toby Jaffey <toby@ringtailsoftware.co.uk>
Date: Fri, 12 Dec 2025 15:02:20 +0000
Subject: [PATCH] Cleanup

---
 hosts/host-sdl/Makefile   | 2 +-
 hosts/host-sdl/host-sdl.c | 7 +++----
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/hosts/host-sdl/Makefile b/hosts/host-sdl/Makefile
index 8c424df..ae884ec 100644
--- a/hosts/host-sdl/Makefile
+++ b/hosts/host-sdl/Makefile
@@ -9,7 +9,7 @@ LIBS = `pkg-config sdl3 --libs --static`
 CFLAGS += `pkg-config sdl3 --cflags`
 endif
 
-#CFLAGS += -Wall -Werror
+CFLAGS += -Wall -Werror
 CFLAGS += -pedantic -std=c99 -O3
 CFLAGS += -DUVM32_MEMORY_SIZE=$(shell echo "1024 * 1024 * 8" | bc)
 
diff --git a/hosts/host-sdl/host-sdl.c b/hosts/host-sdl/host-sdl.c
index 03ed768..02f1f8f 100644
--- a/hosts/host-sdl/host-sdl.c
+++ b/hosts/host-sdl/host-sdl.c
@@ -101,8 +101,6 @@ int main(int argc, char *argv[]) {
     SDL_Renderer *renderer = NULL;
     SDL_Window *screen = NULL;
     SDL_Event event;
-    SDL_Surface *surface = NULL;
-    SDL_Texture *tex = NULL;
     SDL_Texture *render_target = NULL;
 
     // memory for vmst is very large, so allocate
@@ -263,14 +261,15 @@ int main(int argc, char *argv[]) {
                     case UVM32_SYSCALL_RENDER: {
                         uvm32_evt_syscall_buf_t buf = uvm32_getbuf(vmst, &evt, ARG0, ARG1);
 
+                        // copy into texture
                         void* dst;
-                        const unsigned char* src = buf.ptr;
+                        const uint8_t* src = buf.ptr;
                         int src_pitch = WIDTH * 4;
                         int dst_pitch;
                         if (SDL_LockTexture(render_target, NULL, &dst, &dst_pitch)) {
                             for (int y = 0; y < HEIGHT; y++) {
                                 memcpy(dst, src, src_pitch);
-                                dst = (unsigned char*)dst + dst_pitch;
+                                dst = (uint8_t*)dst + dst_pitch;
                                 src += src_pitch;
                             }
                             SDL_UnlockTexture(render_target);